综合练习-幸运抽奖1

#代码

using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace ConsoleApplication1 { class Program { static void Main(string[] args) { Console.WriteLine("*****欢迎进入奖客富翁系统*****"); Console.WriteLine("\t\t1.注册\n\t\t2.登录\n\t\t3.抽奖"); Console.WriteLine("***************************"); Console.WriteLine("请选择菜单"); int num = Convert.ToInt32(Console.ReadLine()); if (num != 1 && num != 2 && num != 3) { Console.WriteLine("您的输入有误"); } Console.ReadKey(); } } }

#效果

图片发自App